A Timely Perspective - Watch Reviews Divider

Watch Education: Understanding Watch Crystals

This week, we continue with our educational insight into timepieces: this time, with a lo at the watch crystal — the clear cover that goes over the dial and protects it. Generally there are three types of crystals used in watchmaking: sapphire crystals; mineral crystals; Plexiglas (often called plastic) or hesalite (acrylic) crystals.  Depending on…

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